Remove struct PARSE_OPTIONS.

core/src/fpdfapi/fpdf_parser/fpdf_parser_fdf.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "core/include/fpdfapi/fpdf_parser.h"
 
 #include "core/include/fpdfapi/fpdf_serial.h"
 
@@ skipping 42 matching lines @@
     if (bNumber) {
       FX_DWORD objnum = FXSYS_atoi(word);
       word = parser.GetNextWord(&bNumber);
       if (!bNumber) {
         break;
       }
       word = parser.GetNextWord(nullptr);
       if (word != "obj") {
         break;
       }
-      CPDF_Object* pObj = parser.GetObject(this, objnum, 0, nullptr, true);
+      CPDF_Object* pObj = parser.GetObject(this, objnum, 0, true);
       if (!pObj) {
         break;
       }
       InsertIndirectObject(objnum, pObj);
       word = parser.GetNextWord(nullptr);
       if (word != "endobj") {
         break;
       }
     } else {
       if (word != "trailer") {
         break;
       }
       if (CPDF_Dictionary* pMainDict =
-              ToDictionary(parser.GetObject(this, 0, 0, nullptr, true))) {
+              ToDictionary(parser.GetObject(this, 0, 0, true))) {
         m_pRootDict = pMainDict->GetDict("Root");
         pMainDict->Release();
       }
       break;
     }
   }
 }
 FX_BOOL CFDF_Document::WriteBuf(CFX_ByteTextBuf& buf) const {
   if (!m_pRootDict) {
     return FALSE;
@@ skipping 80 matching lines @@
     result += wsFileName[1];
     result += ':';
     result += ChangeSlash(wsFileName.c_str() + 2);
     return result;
   }
   CFX_WideString result;
   result += '\\';
   result += ChangeSlash(wsFileName.c_str());
   return result;
 }